"The handgun used in Tuesday’s shooting at Great Mills High School in
Southern Maryland was legally owned by the shooter’s father, the St.
Mary’s County Sheriff’s Office said Wednesday.

Austin Wyatt
Rollins, 17,brought a Glock 9-millimeter pistol to the school and
opened fire in a hallway at about 7:50 a.m., injuring a 16-year-old girl and striking a 14-year-old boy
in the leg, according to the sheriff’s office. A school resource
officer quickly responded and fired at Rollins. Rollins fired his gun
almost simultaneously.

The
16-year-old victim of Tuesday’s shooting — identified by family as
Jaelynn Willey — remained in critical condition Wednesday morning at the
University of Maryland Prince George’s Medical Center, according to a
hospital spokesman....

The
sheriff’s office did not offer further information about the gun,
including when and where it was purchased or how Rollins gained access
to it.

The sheriff’s office also said Wednesday afternoon
that the shooting was not a random act. There’s evidence that Rollins
and Willey had “a prior relationshipwhich recently ended,” according to
the sheriff’s office....